#include<iostream>
using namespace std;

int GetSize(int data[])
{
	return sizeof(data);
}


int main()
{
	int data1[]={1,2,3,4,5};
	int size1=sizeof(data1);
	
	int* data2=data1;
	int size2=sizeof(data2);
	
	int size3=GetSize(data1);
	cout<<"size1="<<size1<<endl;
	cout<<"size2="<<size2<<endl;
	cout<<"size3="<<size3<<endl;
	return 0;
}
